<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>三个盒子布局</title>
</head>
<style>
    .box1{
        height: 100%;
        width: 30%;
        background-color: wheat;
        position: absolute;
        margin-left: 0.5%;
        border-radius: 100px;
    }
    .box2{
        height: 100%;
        width: 33%;
        background-color: grey;
        position: absolute;
        margin-left: 32%;
        border-radius: 100px;
    }
    .box3{
        height: 50%;
        width: 33%;
        background-color: green;
        position: absolute;
        margin-left: 66.5%;
        margin-right: 0.5%;
        border-radius: 100px;
    }
</style>
<body>
    <div class="box1"></div>
    <div class="box2"></div>
    <div class="box3"></div>
</body>
</html>